It is concluded that the designed BHAs with three or four stabilizers have better effects on anti-deflection and improving ROP,and provide a suitable algorithm for slim hole BHA design.

• 现场应用表明：用该方法所设计组配的三稳定器和四稳定器防斜钻具组合有良好的防斜效果，基本上满足小眼井防斜打快的要求，为小眼井钻具组合设计提供了一种实用的计算方法。